The musician stopped by stylist SallyHershberger's L.A. salon the day prior to get his hair makeover. "I was was thinking the night before that I wanted to cut his hair off, and when John came into the salon that is exactly what he wanted to do without me saying a word," Hershberger told Haute Living. "We have a flow that just works."

Mayer, who was forced to cancel his tour earlier this year due to recurring throat problems, will perform at the Levon Helm tribute concert October 3 at the Izod Center in East Rutherford, New Jersey. He was recently romantically linked to pop star KatyPerry, 27.

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